Wave packets and turbulent jet noise

P Jordan, T Colonius - Annual review of fluid mechanics, 2013 - annualreviews.org
Turbulent jet noise is a controversial fluid mechanical puzzle that has amused and
bewildered researchers for more than half a century. Whereas numerical simulations are …

Input-output analysis and control design applied to a linear model of spatially developing flows

S Bagheri, DS Henningson, J Hoepffner, PJ Schmid - 2009 - asmedigitalcollection.asme.org
This review presents a framework for the input-output analysis, model reduction, and control
design for fluid dynamical systems using examples applied to the linear complex Ginzburg …

Current status of jet noise predictions using large-eddy simulation

DJ Bodony, SK Lele - AIAA journal, 2008 - arc.aiaa.org
A survey of the current applications of large-eddy simulation for the prediction of noise from
single stream turbulent jets is given. After summarizing the numerical techniques used, the …

3H and 3He electromagnetic form factors

A Amroun, V Breton, JM Cavedon, B Frois, D Goutte… - Nuclear Physics A, 1994 - Elsevier
We report the results of three experiments on elastic electron scattering from 3H and 3He. A
detailed description of the experiments and the data obtained is given. We have performed a …

Linear impulse response in hot round jets

L Lesshafft, P Huerre - Physics of Fluids, 2007 - pubs.aip.org
The linear impulse response of axisymmetric jets is examined for a family of variable-
temperature profiles typical of the potential core. The influence of jet heating, shear layer …

Local and global instabilities in the wake of a sphere

B Pier - Journal of Fluid Mechanics, 2008 - cambridge.org
The global dynamics of open shear flows is closely related to the nature of their local
instability characteristics, either convective or absolute. The present investigation revisits the …

Lock-in and quasiperiodicity in a forced hydrodynamically self-excited jet

LKB Li, MP Juniper - Journal of Fluid Mechanics, 2013 - cambridge.org
The ability of hydrodynamically self-excited jets to lock into strong external forcing is well
known. Their dynamics before lock-in and the specific bifurcations through which they lock …

Modal and transient dynamics of jet flows

X Garnaud, L Lesshafft, PJ Schmid, P Huerre - Physics of Fluids, 2013 - pubs.aip.org
The linear stability dynamics of incompressible and compressible isothermal jets are
investigated by means of their optimal initial perturbations and of their temporal …

Stability of miscible core–annular flows with viscosity stratification

B Selvam, S Merk, R Govindarajan… - Journal of Fluid …, 2007 - cambridge.org
The linear stability of variable viscosity, miscible core–annular flows is investigated.
Consistent with pipe flow of a single fluid, the flow is stable at any Reynolds number when …

Global stability of buoyant jets and plumes

RVK Chakravarthy, L Lesshafft… - Journal of Fluid …, 2018 - cambridge.org
The linear global stability of laminar buoyant jets and plumes is investigated under the low-
Mach-number approximation. For Richardson numbers in the range (plume) regimes. A …